Stage: 3, 4 and 5 Challenge Level:

Several procedures to think about but there are several things you
can do to help yourself such as breaking the procedures down
stepwise (rather than into smaller peices) What does the first line
do?. . . .

Stage: 3 and 4 Challenge Level:

Stage: 3, 4 and 5 Challenge Level:

are somewhat mundane they do pose a demanding challenge in terms of
'elegant' LOGO procedures. This problem considers the eight
semi-regular tessellations which pose a demanding challenge in
terms of. . . .

Stage: 3 and 4 Challenge Level:

Three examples of particular tilings of the plane, namely those
where - NOT all corners of the tile are vertices of the tiling. You
might like to produce an elegant program to replicate one or all. . . .

Stage: 2, 3 and 4 Challenge Level:

The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the
NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to
embed rich mathematical tasks into everyday classroom practice. More information on many of our other activities
can be found here.